. >> hopefully it won't be anything drastic and it's certainly not going to be a hurricane sandy. but that doesn't mean you can't get badly hurt or killed if you're not careful. >> reporter: with that concern, many schools closed. roads and mass transits shut down in some areas. and thousands of flights are now grounded. so many people now are stuck, bracing for the worst of this monster winter storm. >> this completely messed up my entire day. i hate the snow. i thought i liked it until now. >> reporter: and this is not only an inconvenient and powerful storm, it's also slow moving. some of these conditions are not expected to let up until tomorrow. marci gonzalez, abc news, boston. >>> you can track the storm right from your smartphone. just head to abc2news.com/download and check out our mobile weather apps. >>> breaking news out of northwest baltimore where fire crews are on the scene of a deadly fire. >> it all started near the pinnacle race course. >> jeff hager is live with more. >> reporter: as we speak here, in northwest baltimore, police are cordoned off extended areas,